<?php
//$a = [5,8,3,"A",7];
////echo $a[2];
//$a[5]="B";
//print_r($a);

//$arr = ["ads"=>"深圳城","com"=>"aynak"];
////echo $arr['com'];
//$arr['person']=12;
//$arr["com"]="一号线";
//print_r($arr);

//$duo=[[1,2],[3,6],5,8];
////print_r($duo[0]);
//
//$kop = ['aynak'=>['person'=>12,'ads'=>"shenzhen","zijin"=>"500w"],'yhx'=>['person'=>4,'ads'=>"kashi","zijin"=>"300w"]];
//echo $kop['yhx']['person'];


//$arr = ["ads"=>"深圳城","com"=>"aynak"];
//
//foreach ($arr as $a=>$b){
//    echo $a."是个键，".$b."是个值;";
//    echo "<br>";
//}

//$arr = ["a","v",1,5];
//foreach ($arr as $a){
//    echo $a;
//    echo "<br>";
//}
